Home / 11,503.48-17,245.02-6,811.96

Finding the Fourth Proportional to 11,503.48, 17,245.02 and 6,811.96

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Solution

The fourth proportional to 11,503.48, 17,245.02 and 6,811.96 is: 10,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.48 : 17,245.02 = 6,811.96 : x
  2. Step 2: Convert to fraction form
    11,503.48/17,245.02 = 6,811.96/x
  3. Step 3: Cross multiply
    11,503.48x = 17,245.02 × 6,811.96
  4. Step 4: Simplify right side
    11,503.48x = 117,472,386.44
  5. Step 5: Solve for x
    x = 117,472,386.44/11,503.48
  6. Step 6: Final answer
    x = 10,211.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.